Levoglucosan
(=levulose)左旋葡聚糖
🗣️ 情景例句
that I'd like your opinion about.
我需要你的意见。
Deeds are fruits,words are but leaves.
行动是果实，言语只是叶子。
They cut big pieces of metal into small pieces.
它们把大块的金属切成小块。